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.Management Sciences
Category: Mechanical Engineering Mcqs
Least force required to draw a body up the inclined plane is W sin (plane inclination + friction angle) applied in the direction___________________?
A. along the plane
B. horizontally
C. vertically
D. at an angle equal to the angle of friction to the inclined plane
E. unpredictable
In a _____________ , both cutting and non-cutting operations are performed at one station of the press in every stroke of the ram?
A. progressive die
B. simple die
C. compound die
D. combination die
The compression ratio in a jet engine varies proportional to ____________________?
A. speed
B. speed
C. altitude
D. Vspeed
E. does not Vary
Cold working________________?
A. increases the fatigue strength
B. decreases the fatigue strength
C. has no influence on fatigue strength
D. alone has no influence on fatigue strength
E. none of the above
Depending on the radiating properties, body will be transparent when________________?
A. p = 0, x = 0 and a = 1
B. p=l,x = 0,anda = 0
C. p = 0, T= l,anda = 0
D. X = 0, a + p = 1
E. a = 0,x + p= 1
Boiler parameters are expressed by ___________________?
A. tonnes/hr. of steam
B. pressure of steam in kg/cm2
C. temperature of steam in °C
D. all of the above
E. none of the above
Polymerisation is a chemical process in which molecules of a compound become________________?
A. larger
B. slowed down
C. smaller
D. liquid
E. gaseous
The unit of mass in S.I. units is ____________________?
A. kilogram
B. gram
C. tonne
D. quintal
E. newton
Which of the following element results in presence of free graphite in C.I_________________?
A. carbon
B. sulphur
C. silicon
D. manganese
E. phosphorous
Phosphor bronze contains____________________?
A. 0.5% of phosphorous
B. 1% phosphorous
C. 2.5% phosphorous
D. 5% phosphorous
E. none of the above
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